Block Diagram - Tuner/Audio Section - Sony STR-K5900P Service Manual

4-2. BLOCK DIAGRAM — TUNER/AUDIO SECTION —
J402
TN1
FM/AM TUNER UNIT
L-CH
FM 75Ω
COAXIAL
R-CH R-CH
76
ANTENNA STEREO
TUNED 75
AM
78
MUTING
CE 74
TU+10V
DO 73
DATA 17 TUNER DATA
CLOCK 16 T SERIAL CLK
70
3.3V
(STBY)
J401
-1 -2
L
FRONT
K9900P
STR-K5900P/K9900P
SA-CD/CD MD/TAPE MD/TAPE DVD AUDIO
IN OUT IN IN
L R L R L R L R
-3 -4 -1 -2 -1 -2 -3 -4
J403
STEREO
TUNED
MUTE
VOL DATA 28
S LATCH
VOL CLK 27
DO
SYSTEM
CONTROL
SW RY
IC1101 (1/4)
-3 -4 -5 -6
R L R
SUB
SURROUND
WOOFER
CENTER
MULTI CH IN
SBR OUT
SBL OUT
DIGITAL
B
SECTION
(Page 14)
VIDEO 3 INPUT
AUDIO
L R
DIR
-2 -3
J298(2/2) FUNCTION SELECT
IC401
46
28
32
30
SEL
34 SW
38
L
SEL
60 MCU
I/F
59
SL
SEL
10
13
C
12
SEL
SW
17
SEL
R-CH 11
R-CH
R-CH 14 R-CH
SBL
SEL
55
R-CH
54 56 51 52 49
SW OUT
C OUT
SL OUT
L OUT
13 13
VIDEO 1 VIDEO 2
AUDIO OUT AUDIO IN AUDIO IN
L R L R L R
-7V +7V
-3 -4 -5 -6 -1 -2
J404
68 66
AVEE AVCC
44
R-CH 45
24
R-CH 25
26
R-CH 27
41 L-CH
DIGITAL
A
SECTION
R-CH R-CH
42
(Page 14)
88
FL-CH
R-CH 87 FR-CH
85 SL-CH
POWER
R-CH 84 C
SR-CH
SECTION
(Page 17)
86 C-CH
SBL-CH
81
83
5 7
SUB WOOFER RY560
AMP
IC402
RELAY
DRIVER
Q560
• Signal path
: TUNER (FM/AM)
: VIDEO (AUDIO)
: CD (ANALOG)
• R-ch is omitted due to
same as L-ch.
STR-K5900P/K9900P
K9900P
-2
SUB WOOFER
-2
-1
AUDIO OUT
-1
AUDIO SUB
OUT WOOFER
J309